I am calling to confirm a few details

i would like to go over/ check with you 

i was just think of calling to confirm  

according to our arrangements/itinenary,---

you are going to stay for five days

you are to stay

you are scheduled to stay

we will arrange some sightseeing for you.

 thanks for that, but i am afraid 

it is unfortunate that---

三、Making Arrangment for the Meeting

I'm calling to confirm a few details about your coming visit（go over/check）

I was just thinking of calling to confirm

According to the itinerary(arrangement/schedule),you'll be in the office or factory

We're arranged some sightseeing for you

a down wear 羽绒服

confirm= go over

itinerary=arrangement/schedule

itinerary

:arrangement

:schedule